About this trial
This is an open-label, multicenter, phase II study. The purpose of this study is to evaluate the safety, tolerability and preliminary anti-tumor activity of SKB571 in participants with gastrointestinal tumors.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male or female, age ≥ 18 years and ≤ 75 years at the time of signing the informed consent form (ICF).
Participants must have histologically or cytologically confirmed gastrointestinal tumors.
At least one measurable lesion as assessed by the investigator according to RECIST v1.1.
Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
Disqualifiers
Participants with other malignant tumors within 3 years before the first dose of study treatment.
History or current metastases to central nervous system.
Current uncontrolled concomitant diseases
Clinically severe lung damage due to complications of lung disorder
Trial design
Parallel
Treatments tested in this trial
SKB571 for injection
DrugIntravenous(IV) infusion(Q3W)
Treatment groups
Trial outcomes
Primary outcomes
Objective response rate (ORR)
Secondary outcomes
Progression-free survival (PFS), duration of response (DOR), disease control rate (DCR), and overall survival (OS)
Safety and tolerability
Incidence and severity of adverse events (AEs) and serious adverse events (SAEs) (based on CTCAE v6.0), clinically significant abnormal laboratory test results, etc.
Maximum Plasma Concentration (Cmax) of SKB571-ADC
Blood Samples will be collected to determine the Cmax of SKB571-ADC in the plasma
Immunogenicity
Blood Samples will be collected to measure Anti-drug antibody (ADA) against SKB571 in the serum
Other outcomes
Correlation between biomarkers and efficacy
To evaluate the correlation between the expression levels of tumor-related genes in tumor tissues and efficacy
Sponsors and contacts
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